G/TBT/N/CHL/548  
2 February  2021 
(21-0874) Page: 1/2 
Committee on Technical Barriers to Trade  Original:  Spanish  
 
  
NOTIFICATION  
The following notification is being circulated in accordance with Article 10.6.  
 
1. Notifying Member : CHILE 
If applicable, name of local government involved (Articles 3.2 and 7.2):  
2. Agency responsible : Ministerio de Energía  (Ministry of Energy)  
Name and address (including telephone and fax numbers, email and website 
addresses, if available) of agency or authority designated to handle comments 
regarding the notification shall be indicated if different from above:  
Subse cretaría de Relaciones Económicas Internacionales - Ministerio de Relaciones 
Exteriores de Chile (Under -Secretariat for International Economic Relations, Ministry of 
Foreign Affairs of Chile)  
3. Notified under Article 2.9.2 [X], 2.10.1 [ ], 5.6.2 [ ], 5.7.1 [ ], other:  
4. Products covered (HS or CCCN where applicable, otherwise national tariff 
heading . ICS numbers may be provided in addition, where applicable) : Design, 
construction, operation, in spection and maintenance of stations for fuelling compressed 
natural gas (CNG) to vehicles, including equipment, safety and control devices  
5. Title, number of pages and language(s) of the notified document : NCh ISO 
16.923:2017 "Estaciones de servicio de gas natural - Estaciones de GNC para la carga de 
combustible de vehículos"  (Chilean Standard (NCh ISO) No. 16.923:2017 "Natural gas 
fuelling stations - CNG stations for fuelling vehicles") (58 pages, in Spanish)  
6. Description of content : Proposed formali zation of Chilean Standard (NCh ISO) No. 
16.923:2017, approved by the National Standardization Institute.  
The notified Standard covers the design, construction, operation, inspection and 
maintenance of stations for fuelling compressed natural gas ( CNG) to vehicles, including 
equipment, safety and control devices . It applies to portions of a fuelling station where 
natural gas is in a gaseous state and dispensing CNG derived from liquefied natural gas 
(LCNG) according to ISO 16924 . 
The notified Standard  applies to fuelling stations supplied with natural gas as defined in 
local applicable gas composition regulations or ISO 13686. I t also applies to other gases 
meeting these requirements including biomethane, upgraded coal -bed methane (CBM) 
and gas  supplies coming from LNG vaporization (on -site or off -site). 
The notified Standard includes all equipment for downstream gas supply connection (i.e. 
point of separation between the CNG fuelling station piping and the pipeline network) . 
Fuelling station no zzles are not defined in this document.  G/TBT/N/CHL/548  
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  The scope of the notified Standard includes fuelling stations with the following 
characteristics : slow fill ; fast fill ; private access ; public access (self -service or assisted) ; 
fuelling stations with fixed storage ; fuelling stations with mobile storage (daughter 
station) ; and multi -fuel stations.  
The notified Standard is not applicable to domestic CNG fuelling devices without buffer 
storage.  
NOTE : The notified Standard is based on the condition that the gas entering the fuelling 
station is odorized . For unodorized gas fuelling stations, additional safety requirements 
are included in Clause 12.  
7. Objective and rationale, including the nature of urgent problems where 
applicable : Protection of human health or safety ; Quality requirements  
8. Relevant documents:  
• Norma Chilena NCh ISO 16 .923:2017, Estaciones de servicio de gas natural - 
Estaciones de GNC para la carga de combustibles de vehículos  
9. Proposed date of adoption : - 
Proposed date of entry into force : - 
10. Final date for comments : 30 days from notification  
11. Texts available from : National enquiry point [ ] or address, telephone and fax 
numbers and email and website addresses, if available, of other body:  
Subsecretaría de Relaciones Económica s Internacionales  
Ministerio de Relaciones Exteriores de Chile  
Teatinos 180, piso 11  
Tel.: (+56)-2-22827 5250  
Email: tbt_chile@subrei.gob.cl  
To view the above -mentioned Standard, go to https://www.inncoleccion.cl/  and enter 
the following details:  
Empresa  (Company) : SUBREI -005 
Usuario  (Username) : subrei 
Contraseña  (Password) : subrei